Q. Translocation of organic materials in plants is explained
A) Active transport
B) Transpiration pull
C) Inhibition theory
D) Mass-flow hypothesis
Explanation
Mass-flow hypothesis was proposed by Munch (1931). According to this, food materials are translocated through phloem along concentration gradient between food material(source) to the site of utilization.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.